Jane Espenson is an American television writer and producer known for her extensive work in both situation comedies and serial dramas. Throughout her career, she has made significant contributions to various beloved television series.

Espenson had an impactful five-year tenure as a writer and producer on Buffy the Vampire Slayer, during which she shared a Hugo Award for her writing on the episode "Conversations with Dead People." Following her success on Buffy, she contributed to several other acclaimed series such as The O.C., Gilmore Girls, Battlestar Galactica, and its related projects from 2006 to 2010. In the period between 2009 and 2010, she was part of the team on Caprica, where she served as both co-executive and executive producer, as well as co-showrunner.

Espenson's talent also shone through in her work on HBO's Game of Thrones, for which she penned an episode and received a Writers' Guild Award. In 2011, she expanded her repertoire by joining the writing staff for the fourth season of the British television program Torchwood, which aired on BBC One and Starz.

From 2011 to 2018, Espenson was involved with ABC's series Once Upon a Time as a consulting producer and co-executive producer. She didn't just write for the show but also directed some of the show's supplementary DVD content and played a pivotal role in the development of its spin-off series. Her creative prowess continued with the independent original web series Husbands, which she co-wrote and produced with Brad Bell, earning them a Writers' Guild Award nomination.

Additionally, Espenson has contributed to the Marvel series Jessica Jones and is an executive producer of the HBO series The Nevers, collaborating with Joss Whedon and Doug Petrie. Her writing extends beyond television, as she has penned numerous comic books, edited collections of essays, and published several short stories.